Quantitative Aptitude - Arithmetic Ability Questions

The ratio of the cost price and selling price of an article is 5 : 3. What is the loss percentage?

A right circular cylinder is partially filled with water. Two iron spherical balls are completely immersed in the water so that the height of the water in the cylinder rises by 4 cm. If the radius of one ball is half of the other and the diameter of the cylinder is 18 cm, then the radii of the spherical balls are

A regular hexagonal base prism has height 8 cm and side of base is 4 cm. What is the total surface area (in cm2) of the prism?

Point A divides segment BC in the ratio 5:1. Co-ordinates of B are (6 ,-4) and C are (0,8). What are the co-ordinates of point A?

AB is a chord of the circle and its center is “O”. ON is perpendicular to AB. If the length of AB=20 cm, ON-(2√11) cm, find the radius (in cm) of the circle.

The simplification value of 735+2-552+7+227+5 is

What is the value of 2 - 2z + z22 + 2z - z2, when z+2z = 2 ?

If the selling price is Rs 1680 after getting a discount of 16%, what was the marked price?